<!DOCTYPE html>
<script>
if (window.testRunner)
    testRunner.dumpAsText();
var svgNs = "http://www.w3.org/2000/svg";
var element = document.createElementNS(svgNs, "feTurbulence");
var doc = document.implementation.createDocument(svgNs, "svg");
doc.documentElement.appendChild(element);
element.setAttribute("y", "42em");
element.y.baseVal.value;
</script>
<p>PASS if no assert is triggered.</p>
